# Copyright 2019 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

FROM gcr.io/google-appengine/debian9:latest

ENV GOPATH /usr/local

ENV NOTICES_SHA256 0a8f689176d60e15b61fba62513dea66186cd455cadeeb0ba5791d588f361fe5

RUN set -eux \
    && apt-get update \
    && apt-get install -y \
        wget \
        bash \
        dnsutils \
        git \
        golang \
        govendor

ADD peer-finder.go ${GOPATH}/src/peer-finder/peer-finder.go
ADD LICENSE ${GOPATH}/src/peer-finder/LICENSE

RUN set -eux \
    && cd "${GOPATH}/src/peer-finder" \
    && go get ./... \
    && CGO_ENABLED=0 go build -o /peer-finder -a -installsuffix cgo --ldflags '-w' ./peer-finder.go \
    && mkdir -p "/usr/share/peer-finder/" \
    && govendor license > /usr/share/peer-finder/NOTICES \
    && echo "${NOTICES_SHA256} /usr/share/peer-finder/NOTICES" | sha256sum -c

EXPOSE 9376
CMD ["/peer-finder"]
